18118305

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21191}}^1$

素因数の和:21221

約数の個数: 24

約数和(自身を含む): 33059520

約数和(自身を除く): 14941215

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 21191, 63573, 105955, 190719, 317865, 402629, 953595, 1207887, 2013145, 3623661, 6039435, 18118305]

約数ペア:

[(1, 18118305), (3, 6039435), (5, 3623661), (9, 2013145), (15, 1207887), (19, 953595), (45, 402629), (57, 317865), (95, 190719), (171, 105955), (285, 63573), (855, 21191)]